Nov 28 17:15:21.481 INFO checking subunit-rust-0.1.2 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 17:15:21.483 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 17:15:21.993 INFO [stdout] 3ee34dd8a8274c3f65befa5db25a92220eafeec613efa5e5ddb36c588c635acd
Nov 28 17:15:22.001 INFO running `"docker" "start" "-a" "3ee34dd8a8274c3f65befa5db25a92220eafeec613efa5e5ddb36c588c635acd"`
Nov 28 17:15:22.921 INFO [stderr] usermod: no changes
Nov 28 17:15:22.994 INFO [stderr]     Checking subunit-rust v0.1.2 (/source)
Nov 28 17:15:24.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.340 INFO [stderr]    --> src/lib.rs:177:9
Nov 28 17:15:24.340 INFO [stderr]     |
Nov 28 17:15:24.340 INFO [stderr] 177 |         ret.write_u8(value as u8);
Nov 28 17:15:24.340 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.340 INFO [stderr]     |
Nov 28 17:15:24.340 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 17:15:24.340 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.340 INFO [stderr] 
Nov 28 17:15:24.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.340 INFO [stderr]    --> src/lib.rs:182:9
Nov 28 17:15:24.340 INFO [stderr]     |
Nov 28 17:15:24.340 INFO [stderr] 182 |         ret.write_u16::<BigEndian>(value as u16 | 0x4000);
Nov 28 17:15:24.340 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.340 INFO [stderr]     |
Nov 28 17:15:24.340 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.340 INFO [stderr] 
Nov 28 17:15:24.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.341 INFO [stderr]    --> src/lib.rs:187:9
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr] 187 |         ret.write_u8(((value >> 16) | 0x80) as u8);
Nov 28 17:15:24.341 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.341 INFO [stderr] 
Nov 28 17:15:24.341 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.341 INFO [stderr]    --> src/lib.rs:188:9
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr] 188 |         ret.write_u16::<BigEndian>(value as u16 & 0xffff);
Nov 28 17:15:24.341 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.341 INFO [stderr] 
Nov 28 17:15:24.341 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.341 INFO [stderr]    --> src/lib.rs:193:9
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr] 193 |         ret.write_u32::<BigEndian>(value | 0xC0000000);
Nov 28 17:15:24.341 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.341 INFO [stderr] 
Nov 28 17:15:24.341 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.341 INFO [stderr]    --> src/lib.rs:202:5
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr] 202 |     out.write(string.as_bytes());
Nov 28 17:15:24.341 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.341 INFO [stderr] 
Nov 28 17:15:24.341 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.341 INFO [stderr]    --> src/lib.rs:423:13
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr] 423 |             file_content.write(self.file_content.as_ref().unwrap());
Nov 28 17:15:24.341 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.341 INFO [stderr]     |
Nov 28 17:15:24.341 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.341 INFO [stderr] 
Nov 28 17:15:24.400 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.400 INFO [stderr]    --> src/lib.rs:177:9
Nov 28 17:15:24.400 INFO [stderr]     |
Nov 28 17:15:24.400 INFO [stderr] 177 |         ret.write_u8(value as u8);
Nov 28 17:15:24.400 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.400 INFO [stderr]     |
Nov 28 17:15:24.400 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 17:15:24.400 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.400 INFO [stderr] 
Nov 28 17:15:24.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.401 INFO [stderr]    --> src/lib.rs:182:9
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr] 182 |         ret.write_u16::<BigEndian>(value as u16 | 0x4000);
Nov 28 17:15:24.401 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.401 INFO [stderr] 
Nov 28 17:15:24.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.401 INFO [stderr]    --> src/lib.rs:187:9
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr] 187 |         ret.write_u8(((value >> 16) | 0x80) as u8);
Nov 28 17:15:24.401 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.401 INFO [stderr] 
Nov 28 17:15:24.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.401 INFO [stderr]    --> src/lib.rs:188:9
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr] 188 |         ret.write_u16::<BigEndian>(value as u16 & 0xffff);
Nov 28 17:15:24.401 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.401 INFO [stderr] 
Nov 28 17:15:24.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.401 INFO [stderr]    --> src/lib.rs:193:9
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr] 193 |         ret.write_u32::<BigEndian>(value | 0xC0000000);
Nov 28 17:15:24.401 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.401 INFO [stderr] 
Nov 28 17:15:24.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.401 INFO [stderr]    --> src/lib.rs:202:5
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr] 202 |     out.write(string.as_bytes());
Nov 28 17:15:24.401 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.401 INFO [stderr]     |
Nov 28 17:15:24.401 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.401 INFO [stderr] 
Nov 28 17:15:24.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 17:15:24.404 INFO [stderr]    --> src/lib.rs:423:13
Nov 28 17:15:24.404 INFO [stderr]     |
Nov 28 17:15:24.404 INFO [stderr] 423 |             file_content.write(self.file_content.as_ref().unwrap());
Nov 28 17:15:24.404 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 17:15:24.404 INFO [stderr]     |
Nov 28 17:15:24.404 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 17:15:24.404 INFO [stderr] 
Nov 28 17:15:24.459 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Nov 28 17:15:24.460 INFO [stderr] su: No module specific data is present
Nov 28 17:15:25.176 INFO running `"docker" "inspect" "3ee34dd8a8274c3f65befa5db25a92220eafeec613efa5e5ddb36c588c635acd"`
Nov 28 17:15:25.517 INFO running `"docker" "rm" "-f" "3ee34dd8a8274c3f65befa5db25a92220eafeec613efa5e5ddb36c588c635acd"`
Nov 28 17:15:25.836 INFO [stdout] 3ee34dd8a8274c3f65befa5db25a92220eafeec613efa5e5ddb36c588c635acd